<script setup>
import { ref, reactive, watch, onMounted } from 'vue'
import autoResize from '@/utils/autoResize'
import { deepClone, deepMerge, uuid } from '@/utils'
import { fade } from '@jiaminghi/color'
const props = defineProps({
  color: {
    type: Array,
    default: () => ([]),
  },
  titleWidth: {
    type: Number,
    default: 250,
  },
  title: {
    type: String,
    default: '',
  },
  backgroundColor: {
    type: String,
    default: 'transparent',
  },
})
const id = uuid()
const borderBox = ref(null)
const { width, height, initWH } = autoResize(borderBox)
defineExpose({
  initWH,
})
const state = reactive({
  filterId: `border-box-11-filterId-${id}`,
  defaultColor: ['#8aaafb', '#1f33a2'],
  mergedColor: [],
})
watch(() => props.color, () => {
  mergeColor()
})
onMounted(() => {
  mergeColor()
})
function mergeColor() {
  state.mergedColor = deepMerge(deepClone(state.defaultColor, true), props.color || [])
}
</script>
<template>
  <div ref="borderBox" class="dv-border-box">
    <svg class="dv-border-svg-container" :width="width" :height="height">
      <defs>
        <filter :id="state.filterId" height="150%" width="150%" x="-25%" y="-25%">
          <feMorphology operator="dilate" radius="2" in="SourceAlpha" result="thicken" />
          <feGaussianBlur in="thicken" stdDeviation="3" result="blurred" />
          <feFlood :flood-color="state.mergedColor[1]" result="glowColor" />
          <feComposite in="glowColor" in2="blurred" operator="in" result="softGlowColored" />
          <feMerge>
            <feMergeNode in="softGlowColored" />
            <feMergeNode in="SourceGraphic" />
          </feMerge>
        </filter>
      </defs>

      <polygon
          :fill="backgroundColor" :points="`
        20, 32 ${width * 0.5 - titleWidth / 2}, 32 ${width * 0.5 - titleWidth / 2 + 20}, 53
        ${width * 0.5 + titleWidth / 2 - 20}, 53 ${width * 0.5 + titleWidth / 2}, 32
        ${width - 20}, 32 ${width - 8}, 48 ${width - 8}, ${height - 25} ${width - 20}, ${height - 8}
        20, ${height - 8} 8, ${height - 25} 8, 50
      `"
      />

      <polyline
          :stroke="state.mergedColor[0]"
          :filter="`url(#${state.filterId})`"
          :points="`
          ${(width - titleWidth) / 2}, 30
          20, 30 7, 50 7, ${50 + (height - 167) / 2}
          13, ${55 + (height - 167) / 2} 13, ${135 + (height - 167) / 2}
          7, ${140 + (height - 167) / 2} 7, ${height - 27}
          20, ${height - 7} ${width - 20}, ${height - 7} ${width - 7}, ${height - 27}
          ${width - 7}, ${140 + (height - 167) / 2} ${width - 13}, ${135 + (height - 167) / 2}
          ${width - 13}, ${55 + (height - 167) / 2} ${width - 7}, ${50 + (height - 167) / 2}
          ${width - 7}, 50 ${width - 20}, 30 ${(width + titleWidth) / 2}, 30
          ${(width + titleWidth) / 2 - 20}, 7 ${(width - titleWidth) / 2 + 20}, 7
          ${(width - titleWidth) / 2}, 30 ${(width - titleWidth) / 2 + 20}, 52
          ${(width + titleWidth) / 2 - 20}, 52 ${(width + titleWidth) / 2}, 30
        `"
      />

      <polygon
          :stroke="state.mergedColor[0]"
          fill="transparent"
          :points="`
          ${(width + titleWidth) / 2 - 5}, 30 ${(width + titleWidth) / 2 - 21}, 11
          ${(width + titleWidth) / 2 - 27}, 11 ${(width + titleWidth) / 2 - 8}, 34
        `"
      />

      <polygon
          :stroke="state.mergedColor[0]"
          fill="transparent"
          :points="`
          ${(width - titleWidth) / 2 + 5}, 30 ${(width - titleWidth) / 2 + 22}, 49
          ${(width - titleWidth) / 2 + 28}, 49 ${(width - titleWidth) / 2 + 8}, 26
        `"
      />

      <polygon
          :stroke="state.mergedColor[0]"
          :fill="fade(state.mergedColor[1] || state.defaultColor[1], 30)"
          :filter="`url(#${state.filterId})`"
          :points="`
          ${(width + titleWidth) / 2 - 11}, 37 ${(width + titleWidth) / 2 - 32}, 11
          ${(width - titleWidth) / 2 + 23}, 11 ${(width - titleWidth) / 2 + 11}, 23
          ${(width - titleWidth) / 2 + 33}, 49 ${(width + titleWidth) / 2 - 22}, 49
        `"
      />

      <polygon
          :filter="`url(#${state.filterId})`"
          :fill="state.mergedColor[0]"
          opacity="1"
          :points="`
          ${(width - titleWidth) / 2 - 10}, 37 ${(width - titleWidth) / 2 - 31}, 37
          ${(width - titleWidth) / 2 - 25}, 46 ${(width - titleWidth) / 2 - 4}, 46
        `"
      >
        <animate
            attributeName="opacity"
            values="1;0.7;1"
            dur="2s"
            begin="0s"
            repeatCount="indefinite"
        />
      </polygon>

      <polygon
          :filter="`url(#${state.filterId})`"
          :fill="state.mergedColor[0]"
          opacity="0.7"
          :points="`
          ${(width - titleWidth) / 2 - 40}, 37 ${(width - titleWidth) / 2 - 61}, 37
          ${(width - titleWidth) / 2 - 55}, 46 ${(width - titleWidth) / 2 - 34}, 46
        `"
      >
        <animate
            attributeName="opacity"
            values="0.7;0.4;0.7"
            dur="2s"
            begin="0s"
            repeatCount="indefinite"
        />
      </polygon>

      <polygon
          :filter="`url(#${state.filterId})`"
          :fill="state.mergedColor[0]"
          opacity="0.5"
          :points="`
          ${(width - titleWidth) / 2 - 70}, 37 ${(width - titleWidth) / 2 - 91}, 37
          ${(width - titleWidth) / 2 - 85}, 46 ${(width - titleWidth) / 2 - 64}, 46
        `"
      >
        <animate
            attributeName="opacity"
            values="0.5;0.2;0.5"
            dur="2s"
            begin="0s"
            repeatCount="indefinite"
        />
      </polygon>

      <polygon
          :filter="`url(#${state.filterId})`"
          :fill="state.mergedColor[0]"
          opacity="1"
          :points="`
          ${(width + titleWidth) / 2 + 30}, 37 ${(width + titleWidth) / 2 + 9}, 37
          ${(width + titleWidth) / 2 + 3}, 46 ${(width + titleWidth) / 2 + 24}, 46
        `"
      >
        <animate
            attributeName="opacity"
            values="1;0.7;1"
            dur="2s"
            begin="0s"
            repeatCount="indefinite"
        />
      </polygon>

      <polygon
          :filter="`url(#${state.filterId})`"
          :fill="state.mergedColor[0]"
          opacity="0.7"
          :points="`
          ${(width + titleWidth) / 2 + 60}, 37 ${(width + titleWidth) / 2 + 39}, 37
          ${(width + titleWidth) / 2 + 33}, 46 ${(width + titleWidth) / 2 + 54}, 46
        `"
      >
        <animate
            attributeName="opacity"
            values="0.7;0.4;0.7"
            dur="2s"
            begin="0s"
            repeatCount="indefinite"
        />
      </polygon>

      <polygon
          :filter="`url(#${state.filterId})`"
          :fill="state.mergedColor[0]"
          opacity="0.5"
          :points="`
          ${(width + titleWidth) / 2 + 90}, 37 ${(width + titleWidth) / 2 + 69}, 37
          ${(width + titleWidth) / 2 + 63}, 46 ${(width + titleWidth) / 2 + 84}, 46
        `"
      >
        <animate
            attributeName="opacity"
            values="0.5;0.2;0.5"
            dur="2s"
            begin="0s"
            repeatCount="indefinite"
        />
      </polygon>

      <text
          class="dv-border-box-title"
          :x="`${width / 2}`"
          y="32"
          fill="#fff"
          font-size="18"
          text-anchor="middle"
          dominant-baseline="middle"
      >
        {{ title }}
      </text>

      <polygon
          :fill="state.mergedColor[0]"
          :filter="`url(#${state.filterId})`"
          :points="`
          7, ${53 + (height - 167) / 2} 11, ${57 + (height - 167) / 2}
          11, ${133 + (height - 167) / 2} 7, ${137 + (height - 167) / 2}
        `"
      />

      <polygon
          :fill="state.mergedColor[0]"
          :filter="`url(#${state.filterId})`"
          :points="`
          ${width - 7}, ${53 + (height - 167) / 2} ${width - 11}, ${57 + (height - 167) / 2}
          ${width - 11}, ${133 + (height - 167) / 2} ${width - 7}, ${137 + (height - 167) / 2}
        `"
      />
    </svg>

    <div class="border-box-content">
      <slot />
    </div>
  </div>
</template>


<style scoped>
.dv-border-box {
  position: relative;
  width: 100%;
  height: 100%;
}
.dv-border-svg-container {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
}
.dv-border-svg-container > polyline {
    fill: none;
    stroke-width: 1;
  }
.border-box-content {
  position: relative;
  width: 100%;
  height: 100%;
}
</style>